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General Information:

Web Links:

Mayo Clinic Laboratories

Test Code LAB0208850 Leukocyte Count (WBC) and Hemoglobin, Blood

Methodology

Coulter VCS Technology
Includes WBC, Hemoglobin

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

Specimen Type: Whole blood

Container/Tube: Lavender top (EDTA)

Specimen Volume:4 mL

Microtainer:  0.55 ml

Specimen Transport Temperature

Refrigerated

Reference Values

WBC
Males
1-30 days:  9.6-24.8 x 103/uL
1-2 months:  5.0-20.0 x 103/uL
2-11 months:  5.0-15.0 x 103/uL
1-2 years:  6.0-11.0  x 103/uL
3-4 years:  5.0-12.0 x 103/uL
5-7 years:  4.0-12.0 x 103/uL
8-12 years:  3.4-10.8 x 103/uL
>12 years:  3.9-11.9 x 103/uL
Critical values (automatic call-back):  ≤1.5 x 103/uL or >30.0 x 103/uL
Females
1-30 days:  9.6-24.8 x 103/uL
1-2 months:  5.0-20.0 x 103/uL
2-11 months:  5.0-15.0 x 103/uL
1-2 years:  6.0-11.0 x 103/uL
3-4 years:  5.0-12.0 x 103/uL
5-7 years:  4.0-12.0 x 103/uL
8-12 years:  3.4-10.8 x 103/uL
>12 years:  3.7-12.1 x 103/uL
Critical values (automatic call-back):  ≤1.5 x 103/uL or >30.0 x 103/uL
 

HEMOGLOBIN
Males
1-30 days:  13.9-20.3 g/dL
1-2 months:  10.0-20.0 g/dL
3-11 months:  10.0-14.0 g/dL
1-2 years:  10.5-13.5 g/dL
3-4 years:  11.0-14.0 g/dL
5-7 years:  11.0-14.5 g/dL
8-12 years:  12.0-14.5 g/dL
>12 years:  13.1-17.1 g/dL
Critical value (automatic call-back):  <7.0 g/dL
Females
1-30 days:  13.9-20.3 g/dL
1-2 months:  10.0-20.0 g/dL
3-11 months:  10.0-14.0 g/dL
1-2 years:  10.5-13.5 g/dL
3-4 years:  11.0-14.0 g/dL
5-7 years:  11.0-14.5 g/dL
8-12 years:  12.0-14.5 g/dL
>12 years:  11.2-15.8 g/dL
Critical value (automatic call-back):  <7.0 g/dL


 

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

WBC 85048

Hemoglobin 85018